20FT Backer Rod 3/8 Inch EPDM Rubber Caulk Saver Weather Strip Seal Concrete Expansion Joint Filler for Gaps and Joints, Black - MYFAMIREA, B-3

• 【High Quality】The black backing rod is made of high quality EPDM rubber material, resistant to dirt. This caulking support rod is unbreakable and reusable. The foam hole is round and closed cell. It is therefore low density, non-absorbent, soundproof and flexible. 【Filler Function】The caulk backer rod, with the advantages of high and low temperature resistance and weatherproof, it is suitable for most types of cracks. You can use the closed cell backer rod for wall cracks, pavement cracks, foundation cracks, panel cracks and more. 【Wide Applications】The caulk saver rodis is versatile, it can be used to make ring holders, complete craft projects, protect the pet's ears and install glass. At the same time, it can be a weather stripping and widely used in doors, windows, wardrobes, car, ship and more. 【Suitable Length】The total length of foam rod is 20 feet and is sufficient for your daily use. You can use scissors to cut out the appropriate size according to the actual need. So backer rod for caulking would be a good choice. You don't have to worry about the length. 【Easy to Use】With excellent flexibility and agility, our rope caulk can be bent into various shapes. When filling cracks, you can place the gap filler foam into the cracks and press it well. Then cover with caulk and smooth it out., Manufacturer: MYFAMIREA